1915.] 



PAEA.SCALOPS BKEWEKI. 



79 



mandible relatively weak (about size of coronoid) : inferior mandibu- 

 lar notch broad and shallow. 



Dental characters. — First upper incisor short, broad, and fiat, with 

 a distinct small external accessory cusp; second and third upper 

 incisors, upper canine, and first, second, and third upper premolars 

 simple, conical, of moderate size, subequal (except canine which is 

 larger), about haK as high as first incisor; fom*th premolar much 

 larger than third, with anterior cusp, and \vith narrow interior basal 

 ledge slightly bilobed. Upper molars W-shaped in transverse sec- 

 tion, with an internal basal sheK distinctly trilobed in first and sec- 

 ond premolars and indistinctly bilobed in the third; second molar 

 slightly smaller than first, the third much smaller than second. 



First lower incisor small, simple, slightly flattened; second lower 

 incisor larger than first, conical, somewhat caninelike; third lower 



B2022-103 B2023-103 



Fig, 16.— Fore foot of P. hrewen (Xl|). Individual referred Fig. 17— Hind foot of P. ireicen 



to in fig. 14. (Xli). Individual referred to in 



fig. 14. 



incisor small (about size of first), conical. Lower canine, and fiirst, 

 second, and third lower premolars essentially similar to third incisor. 

 Fourth premolar about one-third larger than third, the posterior base 

 with a small cusplike shelf or heel. Lower molars M -shaped in trans- 

 verse section, both antero- and postero-internal cusps bilobed; 

 first and second molars each with a postero-internal basal accessory 

 cusp; second and thii'd molars each with an antero-internal basal 

 accessory cusp; first and second molars subequal, the third much 

 smaller. Dentition: i. f ; c. |^; pm. f ; m. f ; total 44. 



PARASCALOPS BREWIilll (Bachman). 



Hairy-Tailed Mole. 



(PI. IV, fig. 11; PI. Y, figs. 5, 5a; PI. VI, fig. 20.) 



Tal'pa Europsea Harlan (nec Talpa europsea LinnsBus, 1758), Fauna Amer., p. 43, 1825. 

 Talpa americana Harlan (Bartram ms.) (misidentified with Talpa europsea Linnaeus, 



1758), Fauna Amer., p. 43, 1825. 

 Scalops Brevjeri Bachman, Boston Journ. Nat. Hist., vol. 4, p. 32, 1842. 



